Skip to main content
. Author manuscript; available in PMC: 2022 Apr 11.
Published in final edited form as: J Int Neuropsychol Soc. 2021 Aug 11;28(4):351–361. doi: 10.1017/S1355617721000539

Table 3.

Prevalence of MCI stratified by its subtypes

Factor Any MCI (n = 622) Amnestic (n = 107) Language (n = 78) Visuospatial (n = 139) Executive (n = 75) MCDM (n = 128) MCDN (n = 95)
Overall 34.4 (31.70–37.10) 5.9 (4.78–7.02) 4.3 (3.46–5.25) 7.7 (6.42–8.98) 4.2 (3.25–.15) 7.1 (5.87–8.33) 5.3 (4.23–6.37)
Age group
 ≤66 31.2 (27.60–34.80) 8.2 (6.07–10.33) 5.5 (3.73–7.27) 8.9 (6.68–11.12) 5.1 (3.39–6.81) 8.1 (5.98–10.22) 6.3 (4.42–8.18)
 >66 37.8 (33.74–41.86) 8.3 (6.00–10.60) 6.9 (4.79–9.01) 12.3 (9.55–15.05) 6.9 (4.79–9.01) 11.6 (8.92–14.28) 8.7 (6.34–11.06)
Education
 ≤6 years 38.7 (35.29–42.11) 7.7 (5.83–9.57) 7.5 (5.66–9.34) 12.7 (10.37–15.03) 7.2 (5.39–9.01) 11.8 (9.54–14.06) 9.8 (7.72–11.88)
 >6 years 24.2 (20.01–28.39) 9.5 (6.63–12.37) 3.4 (1.62–5.18) 5.9 (3.59–8.21) 3.4 (1.62–5.18) 5.4 (3.19–7.61) 2.4 (0.91–3.89)
Sex
 Men 32.3 (28.21–36.39) 7.4 (5.11–9.69) 5.8 (3.76–7.84) 11.9 (9.07—14.73) 5.1 (3.18–7.02) 8.2 (5.80–10.59) 5.5 (3.50–7.50)
 Women 35.9 (32.30–39.50) 8.9 (6.77—11.03) 6.4 (4.57–8.23) 9.4 (7.21–11.59) 6.6 (4.73–8.47) 10.8 (8.48–13.12) 8.8 (6.68–10.92)

MCI = mild cognitive impairment; MCDM = multiple domains with memory impairment; MCDN = multiple domains without memory impairment.

Note. Values represent % (95% confidence intervals).

HHS Vulnerability Disclosure